Frontend\Modules\Profiles\Actions\Login::execute PHP Method

    public function execute()
    {
        parent::execute();
        // profile not logged in
        if (!FrontendProfilesAuthentication::isLoggedIn()) {
            $this->loadTemplate();
            $this->loadForm();
            $this->validateForm();
            $this->parse();
        } else {
            // profile already logged in
            // query string
            $queryString = urldecode(\SpoonFilter::getGetValue('queryString', null, SITE_URL));
            // redirect
            $this->redirect($queryString);
        }
    }